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RE: Turbo monitoring

From: 	Phil Payne[SMTP:quk@sievers.com]
Sent: 	Saturday, August 24, 1996 6:33 AM
To: 	quattro@coimbra.ans.net
Subject: 	Turbo monitoring

I've seen a few incidents over the last year or so that have given me cause to 

The original ur-quattro (WR) engine's boost level was regulated by exhaust 
pressure vs the wastegate spring.  Boost level measurements gave a fair idea of 
turbo condition.

I believe that's intake pressure (boost) and not exhaust pressure, at least it is on my 85 ur-q. 
Early 5KTs used exhaust backpressure.....